DP-241-4-48

Overview

The DP-241-4-48 is a laminated core power transformer from the Signal Transformer 241 series, designed for industrial control applications. It features a split bobbin construction with dual primary windings rated for 115 VAC and 230 VAC operation at 50 Hz/60 Hz frequencies. The single secondary winding provides a center-tapped output of 48 VCT at a current rating of 125 mA. With a power rating of 6 VA, it supports chassis mounting via quick connect terminals. The unit measures 71.4 mm in length, 36.3 mm in width, and 42.8 mm in height, operating within a temperature range of -40°C to +105°C.

Feature Summary

• Split bobbin design ensures superior electrical isolation and low capacitive coupling between windings.
• Dual primary winding configuration allows flexible input voltage selection for global compatibility.
• Chassis mount style facilitates secure installation in industrial control enclosures.

Applications

• Industrial control panel power supplies
• Equipment requiring isolated AC power sources
• Control circuitry powering low-voltage components

Procurement Notes

Verify that the specific part number matches the required secondary voltage (48 VCT) and current (125 mA) ratings for your application. Confirm chassis mounting requirements and terminal type compatibility. Ensure environmental conditions stay within the specified -40°C to +105°C operating range. Check for RoHS compliance status if required by project specifications. Validate physical dimensions against available enclosure space.

Selection Notes

Select this component when a compact, isolated power source is needed for control circuits. The dual primary winding offers flexibility for different regional input voltages. The split bobbin architecture provides necessary safety isolation for sensitive electronics. Consider the 6 VA power limit to ensure adequate capacity for the load. Chassis mounting is suitable for fixed installations where vibration resistance is important.

Part Context

This transformer belongs to the Signal Transformer 241 series, which utilizes split bobbin technology for enhanced performance. The series includes various voltage configurations tailored for industrial use. These transformers are characterized by their robust laminated core construction and reliable isolation properties. They are commonly used in applications demanding stable power delivery with minimal noise interference.

Replacement Considerations

Direct substitutes include other models within the 241 series with matching electrical parameters. Verify that any replacement maintains the same 48 VCT secondary output and 125 mA current rating. Ensure physical dimensions and mounting style remain compatible with existing hardware. Check that the replacement also supports dual primary inputs for voltage flexibility.

FAQ

What is the dielectric strength of the DP-241-4-48?

The transformer has a dielectric strength of 2500 Vrms, ensuring safe isolation between primary and secondary windings.

How does the split bobbin design benefit this transformer?

The split bobbin construction provides superior isolation and reduces capacitive coupling between windings, enhancing signal integrity and safety.